Home / 179,707.42-247,996.24-99,135.14

Finding the Fourth Proportional to 179,707.42, 247,996.24 and 99,135.14

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Solution

The fourth proportional to 179,707.42, 247,996.24 and 99,135.14 is: 136,806.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,707.42 : 247,996.24 = 99,135.14 : x
  2. Step 2: Convert to fraction form
    179,707.42/247,996.24 = 99,135.14/x
  3. Step 3: Cross multiply
    179,707.42x = 247,996.24 × 99,135.14
  4. Step 4: Simplify right side
    179,707.42x = 24,585,141,971.87
  5. Step 5: Solve for x
    x = 24,585,141,971.87/179,707.42
  6. Step 6: Final answer
    x = 136,806.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.